It's because her firewall blocks the referrer variable from your site; it should have an option to not block it...

Some idiots at these firewall companies seem to think it's a vast privacy error to show where a user just came from, which in turn mucks up security.

I am a Web Development Contractor, I do not work for UBBCentral. I have provided free User to User Support since the beginning of these support forums.
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